Prove the following trigonometric identity 2/square root of 3 cosx + sinx = sec (pi/6 - x)

If the interior angle of a regular polygon measures 108° how many sides does a polygon have

One fabric costs 15.00 for two yards. Another costs 37.50 for 5 yards. Do these fabrics have the same unit costs?

9 lb equals how many ounces

Miyu has 36 grapes to share with her friends. She wants to make sure each friend gets an equal number of grapes. Which size group of friends makes it impossible for Miyu to share her grapes equally?

If n divided by 4 = 8 r2 then n =

Isabel drove 603 miles in 9 hours. At the same rate, how many miles would she drive in 7 hours?

Liam is setting up folding chairs for a meeting. If he arranges the chairs in 8 rows of the same length, he has 9 chairs left over. If he arranges the chairs in 6 rows of that same length, he has 21 left over. How many chairs does Liam have?

10 A person is selected randomly. What is the probability that the person was born on a Sunday? * 14.3% 20% 80% 85.7%

according to a recent study 8 out of every 500 americans are vegetarions in a group of 350npeople about how many would be vegetarion

Jack works in a supermarket. He earns $186 a week. How much does he earn in a 52 week year?